May 31, 2012

• The Columbus Blue Jackets signed C Derek MacKenzie to a two-year contract.
• The Detroit Red Wings anounced the retirement of D Nicklas Lidstrom.
• The Edmonton Oilers signed D Brandon Davidson.

May 30, 2012

• The Anaheim Ducks signed D Tim Heed to a three-year contract.
• The Montreal Canadiens signed D Nathan Beaulieu to a three-year contract.
• The New York Rangers agreed to terms with F Jesper Fast and F Marek Hrivik.
• The Vancouver Canucks signed C Alex Friesen to a three-year, entry-level contract.
• The Washington Capitals re-signed G Dany Sabourin to a one-year contract extension.

May 29, 2012

• The Boston Bruins signed G Niklas Svedberg.
• The Chicago Blackhawks agreed to terms with F Joakim Nordstrom, D Klas Dahlbeck, G Mac Carruth and G Kent Simpson on three-year contracts.
• The Detroit Red Wings signed F Teemu Pulkkinen to a three-year entry-level contract.
• The New York Islanders agreed to terms with F John Persson on a three-year entry-level contract.
• The Phoenix Coyotes signed F Phil Lane to a three-year entry-level contract.
• The St. Louis Blues signed G Jordan Binnington.

May 26, 2012

• The Washington Capitals traded LW Chris Bourque to Boston for C Zach Hamill.

May 23, 2012

• The Columbus Blue Jackets signed RW Derek Dorsett to a three-year contract.
• The Minnesota Wild signed F Mikael Granlund.

May 21, 2012

• The Buffalo Sabres signed D Alexander Sulzer to a one-year contract.
• The Carolina Hurricanes agreed to terms with F Nicolas Blanchard on a two-year contract and with D Bobby Sanguinetti on a one-year contract.
• The St. Louis Blues signed D Jani Hakanpaa.

May 18, 2012

• The Colorado Avalanche re-signed F Milan Hejduk to a one-year contract.

May 15, 2012

• The Chicago Blackhawks agreed to terms with F Rob Flick on a three-year contract.

May 11, 2012

• The Ottawa Senators re-signed F Pat Cannone to a two-year contract.

May 10, 2012

• The Minnesota Wild signed D Clayton Stoner to a two-year contract extension.
• The Ottawa Senators signed D Fredrik Claesson to a three-year, entry-level contract.

May 9, 2012

• The Anaheim Ducks re-signed C Saku Koivu to a one-year contract.

May 5, 2012

• The Buffalo Sabres signed G Nathan Lieuwen to a three-year contract.

May 4, 2012

• The Ottawa Senators re-signed F Peter Regin to a one-year contract.

May 3, 2012

• The Anaheim Ducks signed LW John Mitchell to a two-year contract.

May 2, 2012

• The Calgary Flames signed C Roman Cervenka to a one-year contract.

May 1, 2012

• The Nashville Predators suspended F Alexander Radulov and F Andrei Kostitsyn one game apiece for violating team rules